PyQt5 QGraphicView And QGraphicScene Practical Example
У вашего броузера проблема в совместимости с HTML5
Check The Source Code:
https://codeloop.org/pyqt5-qgraphicview-and-qgraphicscene-introduction/
In this PyQt5 video i want to talk about QGraphicView And
QGraphicScene. So QGraphicsView class provides a widget for displaying the contents of a QGraphicsScene.QGraphicsView visualizes the contents of a QGraphicsScene in a scrollable viewport.